

TRANS: ROY: SOG:EDIN. VOL XXVIII, PLATE XXVIII. 
FIG 49. D. Spud 4 Res. per Sec., p= 10 tbs. T= 12-8, p= 0-546 giving po p=2 (bs. per Sq. in. 
D, same as Cy Dy, same asCz, D, Loaded, no Friction ; Dg Loaded, and Friclion. 


w 
3 
-_ = nw no Ny wn 
8 & S & $ 3 & 
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g 







5 


3 F 

















Howe exerted in (hs. 




































